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Spinal Epidural Angiolipoma: MRI Diagnosis of a Posterior Epidural Mass Causing Progressive Leg Weakness

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  Edited by ScholarGen MediAI Team Executive Answer Spinal epidural angiolipoma is a rare benign spinal tumor composed of mature adipose tissue and vascular components. The characteristic imaging pattern is a posterior epidural mass containing both fat and enhancing vascular tissue , often producing spinal cord compression. In this case, a woman in her late 50s presented with progressive bilateral leg weakness and sensory disturbance. MRI demonstrated a spindle-shaped posterior epidural mass extending from T6 to T8 , compressing the spinal cord. Mixed T1 signal, T2 hyperintensity, and heterogeneous enhancement strongly supported the diagnosis. Recognizing the combination of epidural location + fat + vascular enhancement + cord compression is more useful than identifying fat alone. Why This Case Matters A patient with progressive bilateral leg weakness does not always have degenerative lumbar spine disease. That distinction matters. When weakness progresses over time and is accompa...